gpio: mcp23s08: delete req/rel_resource callbacks
When using the GPIOLIB_IRQCHIP the gpiolib provides a
straight-forward implementation of request/release resources,
rely on that instead.
Cc: Phil Reid <preid@electromag.com.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index ae61bc2..c882c2b 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -435,29 +435,6 @@
mutex_unlock(&mcp->irq_lock);
}
-static int mcp23s08_irq_reqres(struct irq_data *data)
-{
- struct gpio_chip *gc = irq_data_get_irq_chip_data(data);
- struct mcp23s08 *mcp = gpiochip_get_data(gc);
-
- if (gpiochip_lock_as_irq(&mcp->chip, data->hwirq)) {
- dev_err(mcp->chip.parent,
- "unable to lock HW IRQ %lu for IRQ usage\n",
- data->hwirq);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static void mcp23s08_irq_relres(struct irq_data *data)
-{
- struct gpio_chip *gc = irq_data_get_irq_chip_data(data);
- struct mcp23s08 *mcp = gpiochip_get_data(gc);
-
- gpiochip_unlock_as_irq(&mcp->chip, data->hwirq);
-}
-
static struct irq_chip mcp23s08_irq_chip = {
.name = "gpio-mcp23xxx",
.irq_mask = mcp23s08_irq_mask,
@@ -465,8 +442,6 @@
.irq_set_type = mcp23s08_irq_set_type,
.irq_bus_lock = mcp23s08_irq_bus_lock,
.irq_bus_sync_unlock = mcp23s08_irq_bus_unlock,
- .irq_request_resources = mcp23s08_irq_reqres,
- .irq_release_resources = mcp23s08_irq_relres,
};
static int mcp23s08_irq_setup(struct mcp23s08 *mcp)